package com.xiemu.ironman.core.configs;

import org.springframework.boot.actuate.autoconfigure.endpoint.web.CorsEndpointProperties;
import org.springframework.boot.actuate.autoconfigure.endpoint.web.WebEndpointProperties;
import org.springframework.boot.actuate.autoconfigure.web.server.ManagementPortType;
import org.springframework.boot.actuate.endpoint.ExposableEndpoint;
import org.springframework.boot.actuate.endpoint.web.*;
import org.springframework.boot.actuate.endpoint.web.annotation.ControllerEndpointsSupplier;
import org.springframework.boot.actuate.endpoint.web.annotation.ServletEndpointsSupplier;
import org.springframework.boot.actuate.endpoint.web.servlet.WebMvcEndpointHandlerMapping;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;
import org.springframework.util.StringUtils;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.oas.annotations.EnableOpenApi;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

@Configuration
@EnableOpenApi
public class Swagger {
    @Bean
    public Docket docket() {
        return new Docket(DocumentationType.OAS_30)
                .apiInfo(apiInfo())
                .enable(true)
                .groupName("ir")
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.xiemu.ironman.core.rest"))
                .paths(PathSelectors.any())
                .build();
    }

    @SuppressWarnings("all")
    public ApiInfo apiInfo() {
        return new ApiInfo(
                "xiemu's api",
                "iron man",
                "v1.0",
                "1669508020@qq.com", // 开发者团队的邮箱
                "iron man",
                "Apache 2.0", // 许可证
                "http://www.apache.org/licenses/LICENSE-2.0" // 许可证链接
                );
    }

    /** 增加如下配置可解决Spring Boot 6.x 与Swagger 3.0.0 不兼容问题 */
    @Bean
    public WebMvcEndpointHandlerMapping webEndpointServletHandlerMapping(
            WebEndpointsSupplier webEndpointsSupplier,
            ServletEndpointsSupplier servletEndpointsSupplier,
            ControllerEndpointsSupplier controllerEndpointsSupplier,
            EndpointMediaTypes endpointMediaTypes,
            CorsEndpointProperties corsProperties,
            WebEndpointProperties webEndpointProperties,
            Environment environment) {
        List<ExposableEndpoint<?>> allEndpoints = new ArrayList();
        Collection<ExposableWebEndpoint> webEndpoints = webEndpointsSupplier.getEndpoints();
        allEndpoints.addAll(webEndpoints);
        allEndpoints.addAll(servletEndpointsSupplier.getEndpoints());
        allEndpoints.addAll(controllerEndpointsSupplier.getEndpoints());
        String basePath = webEndpointProperties.getBasePath();
        EndpointMapping endpointMapping = new EndpointMapping(basePath);
        boolean shouldRegisterLinksMapping =
                this.shouldRegisterLinksMapping(webEndpointProperties, environment, basePath);
        return new WebMvcEndpointHandlerMapping(
                endpointMapping,
                webEndpoints,
                endpointMediaTypes,
                corsProperties.toCorsConfiguration(),
                new EndpointLinksResolver(allEndpoints, basePath),
                shouldRegisterLinksMapping,
                null);
    }

    private boolean shouldRegisterLinksMapping(
            WebEndpointProperties webEndpointProperties, Environment environment, String basePath) {
        return webEndpointProperties.getDiscovery().isEnabled()
                && (StringUtils.hasText(basePath)
                        || ManagementPortType.get(environment)
                                .equals(ManagementPortType.DIFFERENT));
    }
}
